Leviticus 18:22 and 20:13 are most often debated among denominations and scholars.
Leviticus 18:22 – “Do not lie with a man as one lies with a woman; that is detestable.” (NIV)
Leviticus 18:22 – “Thou shalt not lie with mankind, as with womankind: it is abomination.” (King James Version)
Leviticus 20:13 – “If a man lies with a man as one lies with a woman, both of them have done what is detestable. They must be put to death; their blood will be on their own heads.” (NIV)